Jama'at Nusrat al-Islam wal Muslimeen (JNIM) issued two communiques claiming a total of 19 attacks in its home base of Mali and neighboring Burkina Faso and Niger, targeting local security forces and international troops affiliated with MINUSMA.

Remarking on media reports of unclaimed attacks by the Islamic State (IS) on oil wells and gold mines and their guards in West Africa, an IS-linked group suggested to lone wolves there to attack sites of natural resource extraction.

Jama'at Nusrat al-Islam wal Muslimeen (JNIM), al-Qaeda's Mali branch, released a video from its official for the country's Macina region inciting the Fula people there and in the entirety of the Sahel and West Africa to take up arms.

Nusrat al-Islam wal Muslimeen (NIM), al-Qaeda’s (AQ) branch in Mali, released an audio speech from its deputy leader urging Muslims in the Sahel and Sahara not to become proxies for France and enter into conflict with the fighters.

A jihadist noted reports that fitness tracker applications reveal the locations of secret military bases, and another urged the Islamic State (IS) to capitalize on this information for mounting strikes.

The Nigeria-based West Africa Province, a division of the Islamic State (IS) comprised of former "Boko Haram" fighters, claimed killing over 15 Nigerien soldiers in a raid on the barracks near the Niger-Nigeria border.

The Nigeria-based West Africa Province, a division of the Islamic State (IS) comprised of former "Boko Haram" fighters, published a photo report on its January 18, 2018, attack on Nigerien soldiers in Toumour village in Niger's Diffa region.

A self-professed Islamic State (IS0 division in the Sahara reportedly claimed credit for the October 4, 2017, ambush on U.S. Special Forces and Nigerian soldiers in Tongo Tongo, in addition to other strikes on French, Malian, and Nigerien forces.

Al-Qaeda’s (AQ) branch in Mali, Nusrat al-Islam wal Muslimeen (NIM), claimed credit for the July 5, 2017, attack on Nigerien army barracks in Midal, in Niger, and published photos of the war spoils it captured.

Abu al-Walid al-Sahrawi, former leader of a faction within the Sahara-based al-Murabitoon who pledged to the Islamic State (IS), penned a handwritten letter threatening tribes in the area with unprecedented war.